12529328368 has 20 divisors (see below), whose sum is σ = 24460887528. Its totient is φ = 6216841280.

The previous prime is 12529328363. The next prime is 12529328369. The reversal of 12529328368 is 86382392521.

It is a happy number.

12529328368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12529328363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2986771 + ... + 2990962.

Almost surely, 2^12529328368 is an apocalyptic number.

It is an amenable number.

12529328368 is a deficient number, since it is larger than the sum of its proper divisors (11931559160).

12529328368 is a wasteful number, since it uses less digits than its factorization.

12529328368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5977872 (or 5977866 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 49.

The spelling of 12529328368 in words is "twelve billion, five hundred twenty-nine million, three hundred twenty-eight thousand, three hundred sixty-eight".